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| Overall | Nokia N81 8GB | Nokia N78 |      | ||||
Usability |
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| Display Resolution | 240x320px | 240x320px | |||||
| Display Color | 16M | 16M | |||||
| Display Technology | TFT | TFT | |||||
| Input / Navigation | Navigation Joystick / Button Numeric Keypad Music-Dedicated Keys | Navigation Joystick / Button Numeric Keypad | | ||||
| Talk Time | 4h | 4.3h | | ||||
| Stand-by Time | 410h | 320h | | ||||
| Vibration | Available | Available | |||||
| Ringtones | MP3 64 Channels Polyphonic | MP3 64 Channels Polyphonic 3D Sound | | ||||
Hardware |
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| Processor Speed | 369MHz | 369MHz | |||||
| RAM | 96MB | 96MB | |||||
| External Memory | microSD | ||||||
| Internal Memory | 8GB | 70MB | | ||||
| Camera Resolution | 2 Megapix | 3.15 Megapix | | ||||
| Camera Optics | Carl Zeiss Camera Optics | ||||||
| Camera Flash | LED | LED | |||||
| Video Recording | Available | Available | |||||
| Video Telephony | Available | Available | |||||
| Battery | 1050 mAh | 1200 mAh | |||||
Software |
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| Operating System | Symbian v9.2 | Symbian v9.3 | |||||
| Developer Platform | Series 60 3.1 Edition | Series 60 3.2 Edition | | ||||
| Java | MIDP 2.0 | MIDP 2.0 | |||||
| Major Software | N-Gage Game Platform | ||||||
Connectivity |
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| Compatible Networks | UMTS 2100 GSM 1800 GSM 1900 GSM 850 GSM 900 | HSDPA 2100 HSDPA 850 GSM 1800 GSM 1900 GSM 850 GSM 900 | | ||||
| WLAN | Wi-Fi 802.11b/g | Wi-Fi 802.11b/g | |||||
| Positioning System | Integrated GPS | ||||||
| USB | v2.0 | v2.0 | |||||
| Bluetooth | v2.0 | v2.0 | |||||
| Audio Output | 3.5mm Audio Connector | 3.5mm Audio Connector | |||||
| EDGE | Class 32 | ||||||
| HSCSD | Supported | Supported | |||||
| Radio | FM | FM RDS | | ||||
| UPnP | Supported | Supported | |||||
| GPRS | Class 10 | Class 11 | | ||||
| PTT | Supported | Supported | |||||
Ergonomics |
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| Dimensions | 102x50x17.9mm 4.02" x 1.97" x 0.7" | 113x49x15.1mm 4.45" x 1.93" x 0.59" | | ||||
| Height | 102mm (4.02") | 113mm (4.45") | | ||||
| Width | 50mm (1.97") | 49mm (1.93") | | ||||
| Depth | 17.9mm (0.7") | 15.1mm (0.59") | | ||||
| Weight | 140g (4.94oz) | 101.8g (3.59oz) | | ||||
| Form Factor | Slide | Candy Bar | |||||
Various |
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| Ballpark Price Estimate | 302.60 to 371.40 US$ | 401.20 to 492.40 US$ | |||||
| Reviews | TechRadar [ 80/100 ] Phone Arena [ 70/100 ] GSMArena mobile-review | TechRadar [ 90/100 ] Good Gear Guide [ 75/100 ] CNET [ 73/100 ] GSMArena mobile-review |
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Click For 3D Size Comparison |